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path: root/drivers/tty/serial/omap-serial.c
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Diffstat (limited to 'drivers/tty/serial/omap-serial.c')
-rw-r--r--drivers/tty/serial/omap-serial.c28
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index fbce4c2..7180ffc 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -898,31 +898,30 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
else
serial_out(up, UART_OMAP_MDR1, up->mdr1);
- /* Hardware Flow Control Configuration */
+ /* Enable access to TCR/TLR */
+ serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
+ serial_out(up, UART_EFR, up->efr | UART_EFR_ECB);
+ serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A);
+ serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
- if (termios->c_cflag & CRTSCTS && up->port.flags & UPF_HARD_FLOW) {
- /* Enable access to TCR/TLR */
- serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, up->efr | UART_EFR_ECB);
- serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A);
- serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
+ serial_out(up, UART_TI752_TCR, OMAP_UART_TCR_TRIG);
- serial_out(up, UART_TI752_TCR, OMAP_UART_TCR_TRIG);
+ /* Hardware Flow Control Configuration */
+ if (termios->c_cflag & CRTSCTS && up->port.flags & UPF_HARD_FLOW) {
/* Enable AUTORTS and AUTOCTS */
up->efr |= UART_EFR_CTS | UART_EFR_RTS;
/* Ensure MCR RTS is asserted */
up->mcr |= UART_MCR_RTS;
-
- /* Disable access to TCR/TLR */
- serial_out(up, UART_MCR, up->mcr);
} else {
/* Disable AUTORTS and AUTOCTS */
up->efr &= ~(UART_EFR_CTS | UART_EFR_RTS);
}
if (up->port.flags & UPF_SOFT_FLOW) {
+ /* Disable access to TCR/TLR */
+ serial_out(up, UART_MCR, up->mcr);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
serial_out(up, UART_EFR, up->efr);
@@ -961,14 +960,9 @@ serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
up->mcr |= UART_MCR_XONANY;
else
up->mcr &= ~UART_MCR_XONANY;
-
- serial_out(up, UART_MCR, up->mcr | UART_MCR_TCRTLR);
- serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_TI752_TCR, OMAP_UART_TCR_TRIG);
- serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A);
- serial_out(up, UART_MCR, up->mcr);
}
+ serial_out(up, UART_MCR, up->mcr);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
serial_out(up, UART_EFR, up->efr);
serial_out(up, UART_LCR, up->lcr);
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